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of_mdio / mdiobus: ensure mdio devices have fwnode correctly populated 

Ensure that all mdio devices populate the struct device fwnode pointer
as well as the of_node pointer to allow drivers that wish to use
fwnode APIs to work.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Russell King 2017-12-12 10:49:15 +00:00 committed by David S. Miller
parent f5e64032a7
commit 94a5ef1b77
2 changed files with 4 additions and 0 deletions
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1
drivers/net/phy/mdio_bus.c
View File

@ -270,6 +270,7 @@ static void of_mdiobus_link_mdiodev(struct mii_bus *bus,
if (addr == mdiodev->addr) {
dev->of_node = child;
dev->fwnode = of_fwnode_handle(child);
return;
}
}

3
drivers/of/of_mdio.c
View File

@ -81,6 +81,7 @@ static int of_mdiobus_register_phy(struct mii_bus *mdio,
* can be looked up later */
of_node_get(child);
phy->mdio.dev.of_node = child;
phy->mdio.dev.fwnode = of_fwnode_handle(child);
/* All data is now stored in the phy struct;
* register it */
@ -111,6 +112,7 @@ static int of_mdiobus_register_device(struct mii_bus *mdio,
*/
of_node_get(child);
mdiodev->dev.of_node = child;
mdiodev->dev.fwnode = of_fwnode_handle(child);
/* All data is now stored in the mdiodev struct; register it. */
rc = mdio_device_register(mdiodev);
@ -206,6 +208,7 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
mdio->phy_mask = ~0;
mdio->dev.of_node = np;
mdio->dev.fwnode = of_fwnode_handle(np);
/* Get bus level PHY reset GPIO details */
mdio->reset_delay_us = DEFAULT_GPIO_RESET_DELAY;